Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number PW 5100 D10 45S 12 found under Lamp Fluorescent by Pwiinc. The National Stock Number assigned to this part is 6240012006864, and the Federal Supply Class is 6240 Electric Lamps. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like PW 5100 D10 45S 12.